Home / 74,977.30-112,354.98-32,818.42

Finding the Fourth Proportional to 74,977.30, 112,354.98 and 32,818.42

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Solution

The fourth proportional to 74,977.30, 112,354.98 and 32,818.42 is: 49,179.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,977.30 : 112,354.98 = 32,818.42 : x
  2. Step 2: Convert to fraction form
    74,977.30/112,354.98 = 32,818.42/x
  3. Step 3: Cross multiply
    74,977.30x = 112,354.98 × 32,818.42
  4. Step 4: Simplify right side
    74,977.30x = 3,687,312,922.73
  5. Step 5: Solve for x
    x = 3,687,312,922.73/74,977.30
  6. Step 6: Final answer
    x = 49,179.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.